DOMAttr->isId() --
Checks if attribute is a defined ID
Syntax
class DOMAttr { bool isId ( void ) }
This function checks if the attribute is a defined ID.
According to the DOM standard this requires a DTD which defines the
attribute ID to be of type ID. You need to validate your document with
DOMDocument->validate()
or DOMDocument::validateOnParse before using this function.
Return Values
Returns TRUE on success or FALSE on failure.
Examples
Example 1. DOMAttr->isId() Example
<?php
$doc = new DomDocument;
// We need to validate our document before refering to the id $doc->validateOnParse = true; $doc->Load('book.xml');
// We retrieve the attribute named id of the chapter element $attr = $doc->getElementsByTagName('chapter')->item(0)->getAttributeNode('id');
var_dump($attr->isId()); // bool(true)
?>
Php dom domattr isid Function syntax tag
dom domattr isid php code on this is provided for your study purpose, it will guide you to know how create and design a website using php. use it to practice and train your self online
Php dom domattr isid syntax tutorial
php tutorial guide and code design are for easy learning and programming. The code practice section provided at the top is for practising of this syntax. Use the code section up to practice your php programming online. Learning php is very easy, all you need is to use the examples on this site and practice them to perfect your skills.